Finding the Fourth Proportional to 192,084,603.40, 287,950,354.02 and 69,232,854.52
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Solution
The fourth proportional to 192,084,603.40, 287,950,354.02 and 69,232,854.52 is: 103,785,647.66
Step by Step Solution
- Step 1: Write the proportion equation
192,084,603.40 : 287,950,354.02 = 69,232,854.52 : x - Step 2: Convert to fraction form
192,084,603.40/287,950,354.02 = 69,232,854.52/x - Step 3: Cross multiply
192,084,603.40x = 287,950,354.02 × 69,232,854.52 - Step 4: Simplify right side
192,084,603.40x = 19,935,624,968,849,156 - Step 5: Solve for x
x = 19,935,624,968,849,156/192,084,603.40 - Step 6: Final answer
x = 103,785,647.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.